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#include <arch/asm/regname.h>
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#include <arch/asm/regname.h>
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#include <arch/mm/page.h>
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#include <arch/mm/page.h>
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.section K_UNMAPPED_TEXT_START, "ax"
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.section K_UNMAPPED_TEXT_START, "ax"
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.org 0x100
 - 
 
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.global exc_system_reset
 - 
 
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exc_system_reset:
 - 
 
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	b exc_system_reset
 - 
 
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 - 
 
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.org 0x200
 - 
 
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.global exc_machine_check
 - 
 
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exc_machine_check:
 - 
 
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	b exc_machine_check
 - 
 
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 - 
 
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.org 0x300
 - 
 
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.global exc_data_storage
 - 
 
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exc_data_storage:
 - 
 
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	b exc_data_storage
 - 
 
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 - 
 
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.org 0x380
 - 
 
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.global exc_data_segment
 - 
 
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exc_data_segment:
 - 
 
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	b exc_data_segment
 - 
 
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 - 
 
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.org 0x400
 - 
 
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.global exc_instruction_storage
 - 
 
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exc_instruction_storage:
 - 
 
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	b exc_instruction_storage
 - 
 
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 - 
 
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.org 0x480
 - 
 
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.global exc_instruction_segment
 - 
 
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exc_instruction_segment:
 - 
 
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	b exc_instruction_segment
 - 
 
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 - 
 
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.org 0x500
 - 
 
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.global exc_external
 - 
 
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exc_external:
 - 
 
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	b exc_external
 - 
 
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 - 
 
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.org 0x600
 - 
 
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.global exc_alignment
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.macro CONTEXT_STORE
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exc_alignment:
 - 
 
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	b exc_alignment
 - 
 
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 - 
 
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.org 0x700
 - 
 
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.global exc_program
 - 
 
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exc_program:
 - 
 
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	b exc_program
 - 
 
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 - 
 
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.org 0x800
 - 
 
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.global exc_fp_unavailable
 - 
 
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exc_fp_unavailable:
 - 
 
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	b exc_fp_unavailable
 - 
 
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 - 
 
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.org 0x900
 - 
 
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.global exc_decrementer
 - 
 
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exc_decrementer:
 - 
 
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	mtspr sprg1, sp
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	mtspr sprg1, sp
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36
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	subis sp, sp, 0x8000
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	subis sp, sp, 0x8000
90
38
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	subi sp, sp, 144
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	subi sp, sp, 144
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	mfctr r3
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	mfctr r3
137 
	stw r3, 140(sp)
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	stw r3, 140(sp)
138
86
139 
	mfxer r3
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	mfxer r3
140 
	stw r3, 144(sp)
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	stw r3, 144(sp)
- 
 
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.endm
- 
 
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- 
 
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.org 0x100
- 
 
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.global exc_system_reset
- 
 
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exc_system_reset:
- 
 
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	b exc_system_reset
- 
 
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- 
 
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.org 0x200
- 
 
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.global exc_machine_check
- 
 
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exc_machine_check:
- 
 
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	b exc_machine_check
- 
 
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- 
 
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.org 0x300
- 
 
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.global exc_data_storage
- 
 
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exc_data_storage:
- 
 
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	CONTEXT_STORE
- 
 
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- 
 
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	lis r3, pht_refill@ha
- 
 
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	addi r3, r3, pht_refill@l
- 
 
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	mtspr srr0, r3
- 
 
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- 
 
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	mfmsr r3
- 
 
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	ori r3, r3, (msr_ir | msr_dr)@l
- 
 
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	mtspr srr1, r3
- 
 
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- 
 
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	lis r3, iret@ha
- 
 
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	addi r3, r3, iret@l
- 
 
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	mtlr r3
- 
 
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- 
 
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	addis sp, sp, 0x8000
- 
 
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	rfi
- 
 
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- 
 
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.org 0x400
- 
 
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.global exc_instruction_storage
- 
 
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exc_instruction_storage:
- 
 
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	b exc_instruction_storage
- 
 
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- 
 
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.org 0x480
- 
 
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.global exc_instruction_segment
- 
 
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exc_instruction_segment:
- 
 
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	b exc_instruction_segment
- 
 
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- 
 
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.org 0x500
- 
 
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.global exc_external
- 
 
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exc_external:
- 
 
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	b exc_external
- 
 
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- 
 
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.org 0x600
- 
 
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.global exc_alignment
- 
 
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exc_alignment:
- 
 
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	b exc_alignment
- 
 
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- 
 
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.org 0x700
- 
 
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.global exc_program
- 
 
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exc_program:
- 
 
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	b exc_program
- 
 
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- 
 
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.org 0x800
- 
 
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.global exc_fp_unavailable
- 
 
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exc_fp_unavailable:
- 
 
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	b exc_fp_unavailable
- 
 
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- 
 
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.org 0x900
- 
 
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.global exc_decrementer
- 
 
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exc_decrementer:
- 
 
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	CONTEXT_STORE
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	lis r3, exc_dispatch@ha
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	lis r3, exc_dispatch@ha
143 
	addi r3, r3, exc_dispatch@l
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	addi r3, r3, exc_dispatch@l
144 
	mtspr srr0, r3
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	mtspr srr0, r3
145
159